Outer surface of an electronic enclosure



FIG. 1 is a perspective view of an outer surface of an electronic enclosure showing my new design;

FIG. 2 is a left side elevational the right side elevational being a mirror image thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken lines are shown in the views for illustrative purposes only and form no part of the claimed design. 

The ornamental design for an outer surface of an electronic enclosure, as shown and described. 